Tire tread



FIG. 1 is a perspective view of a tire tread, it being understood that the pattern repeats uniformly throughout the circumference of the tread;

FIG. 2 is an enlarged front elevational view thereof; and,

FIG. 3 is a right side elevational view thereof, the left side elevational view being a mirror image thereof.

In the drawings, the broken lines defining the inner bead of the sidewall and the peripheral boundary between the tire tread and the sidewall are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a tire tread, as shown and described. 